19 results
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... abutting the pleura, air-bronchograms ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... edema, severe ILD ... #diagnosis #radiology ... #clinical
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CT • Air surrounding ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... #Crescent #Sign ... #diagnosis #radiology ... #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... CT • Central GGO ... consolidation • DDx: COP ... #diagnosis #radiology ... #clinical
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF, ILD ... #diagnosis #radiology ... #clinical
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
carcinoma, the diagnosis ... #Clinical #Radiology ... #CTChest #COP # ... Organizing #Pneumonia #ILD ... #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
maybe there is an air-bronchogram ... the differential diagnosis ... organizing pneumonia (OP ... #Clinical #Radiology ... OrganizingPneumonia #BOOP #RadiologyAssistant
In the images on your left you can appreciate again the spectrum of findings seen in
density of the air ... (dark bronchus sign ... #Clinical #Radiology ... #CTChest #NSIP ... #RadiologyAssistant
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... will be other signs ... look like this #Clinical ... #Radiology #CTChest ... OrganizingPneumonia #RadiologyAssistant